Finding the Fourth Proportional to 21,576,251.34, 29,782,322.64 and 17,174,052
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Solution
The fourth proportional to 21,576,251.34, 29,782,322.64 and 17,174,052 is: 23,705,839.80
Step by Step Solution
- Step 1: Write the proportion equation
21,576,251.34 : 29,782,322.64 = 17,174,052 : x - Step 2: Convert to fraction form
21,576,251.34/29,782,322.64 = 17,174,052/x - Step 3: Cross multiply
21,576,251.34x = 29,782,322.64 × 17,174,052 - Step 4: Simplify right side
21,576,251.34x = 511,483,157,700,137.31 - Step 5: Solve for x
x = 511,483,157,700,137.31/21,576,251.34 - Step 6: Final answer
x = 23,705,839.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.